Flowmaster Water Filler Helper – Caravan Fresh-Water Tank Click-On Hose Adapter with Shut-Off Valve

Make topping up your caravan’s fresh water tank easy and mess-free with the Flowmaster Water Filler Helper (Model 7506). This clever adaptor inserts into most standard lockable or AC41 water filler inlets, allowing air to vent freely and reducing backflow during filling. With a brass elbow, nylon swivel connector, click-on hose fitting, and built-in shut-off valve, it enables hands-free tank refills—perfect for larger hoses and outdoor setups.

Key Features & Specs:

• Compatible with lockable and AC41 type water fillers commonly found on caravans and RVs 

• Click-on hose fitting connects quickly and securely to standard garden or caravan drinking water hoses 

• Shut-off valve allows precise flow control—eliminating water wastage or overfill 

• Brass elbow with 12 mm inner tubing provides durability and a leak-resistant seal 

• Helps reduce air locks and backpressure, allowing fast, smooth filling without external breathers 

• Lightweight (~100 g) and compact, includes a 1-year supplier warranty 

• Model: 7506, sold by Australian RV accessories brands under Flowmaster/Flomaster labels